Apantesis bolanderi is a moth of the family Erebidae. It was described by Stretch in 1872. It is only known from Mount Shasta in California.
The wingspan is about . Adults are probably on wing in spring or early summer.Schmidt, B.C. 2009: "Taxonomic revision of the genus Grammia Rambur (Lepidoptera: Noctuidae: Arctiinae)". Zoological Journal of the Linnean Society. 156: 507-597.
This species was formerly a member of the genus Grammia, but was moved to Apantesis along with the other species of the genera Grammia, Holarctia, and Notarctia.
References
Natural History Museum Lepidoptera generic names catalog